Breed: Cocker Spaniel or mix
Original Appearances: America's Greatest Comics #6
Other Appearances: Other Bulletman stories.
Biography: Bulletdog, aka Slug, was given his powers via a gravity regulating collar, similar to the helmets used by Bulletman and Bulletgirl.
Powers: Bulletdog's collar gave him the ability to fly and magnetically prevent bullets from reaching his body.
Group Affiliation: Bulletman Family.
Miscellaneous: Some websites claim that Bulletdog wore a helmet like his masters did!